Table 2 Factor loading analysis

 Age ^a

0.63

 Education

0.73

 Income

0.77

 Job Experience

0.72

 Physical Activity

0.74

 Screen Time

0.83

 Sleeping

0.72

 Working

0.79

 Fruits ^a

0.65

 Vegetables

0.76

 Whole grains

0.81

 Fast food

0.73

 Sweet

0.76

 Chips

0.85

 Soft drinks

0.83

 I have been able to laugh and see the funny side of things (Q1)

0.72

 I have looked forward with enjoyment to things (Q2)

0.76

 I have blamed myself unnecessarily when things went wrong (Q3) ^a

0.62

 I have been anxious or worried for no good reason (Q4)

0.88

 I have felt scared or panicky for no very good reason (Q5) ^a

0.54

 Things have been getting on top of me (Q6)

0.81

 I have been so unhappy that I have had difficulty sleeping (Q7)

0.73

 I have felt sad or miserable (Q8) ^a

0.68

 I have been so unhappy that I have been crying (Q9)

0.79

 The thought of harming myself has occurred to me (Q10)

0.74